Home / 10,747.68-14,834.90-6,498.75

Finding the Fourth Proportional to 10,747.68, 14,834.90 and 6,498.75

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Solution

The fourth proportional to 10,747.68, 14,834.90 and 6,498.75 is: 8,970.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,747.68 : 14,834.90 = 6,498.75 : x
  2. Step 2: Convert to fraction form
    10,747.68/14,834.90 = 6,498.75/x
  3. Step 3: Cross multiply
    10,747.68x = 14,834.90 × 6,498.75
  4. Step 4: Simplify right side
    10,747.68x = 96,408,273.88
  5. Step 5: Solve for x
    x = 96,408,273.88/10,747.68
  6. Step 6: Final answer
    x = 8,970.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.